candlestickVisual.js
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import createRenderPlanner from '../helper/createRenderPlanner';
var positiveBorderColorQuery = ['itemStyle', 'borderColor'];
var negativeBorderColorQuery = ['itemStyle', 'borderColor0'];
var positiveColorQuery = ['itemStyle', 'color'];
var negativeColorQuery = ['itemStyle', 'color0'];
export default {
seriesType: 'candlestick',
plan: createRenderPlanner(),
// For legend.
performRawSeries: true,
reset: function (seriesModel, ecModel) {
var data = seriesModel.getData();
var isLargeRender = seriesModel.pipelineContext.large;
data.setVisual({
legendSymbol: 'roundRect',
colorP: getColor(1, seriesModel),
colorN: getColor(-1, seriesModel),
borderColorP: getBorderColor(1, seriesModel),
borderColorN: getBorderColor(-1, seriesModel)
});
// Only visible series has each data be visual encoded
if (ecModel.isSeriesFiltered(seriesModel)) {
return;
}
return !isLargeRender && {progress: progress};
function progress(params, data) {
var dataIndex;
while ((dataIndex = params.next()) != null) {
var itemModel = data.getItemModel(dataIndex);
var sign = data.getItemLayout(dataIndex).sign;
data.setItemVisual(
dataIndex,
{
color: getColor(sign, itemModel),
borderColor: getBorderColor(sign, itemModel)
}
);
}
}
function getColor(sign, model) {
return model.get(
sign > 0 ? positiveColorQuery : negativeColorQuery
);
}
function getBorderColor(sign, model) {
return model.get(
sign > 0 ? positiveBorderColorQuery : negativeBorderColorQuery
);
}
}
};